#309EA8#309EA8

#309EA8 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.3% C 0.097 H 203.9°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#309EA8
RGB	rgb(48, 158, 168)
HSL	hsl(185, 56%, 42%)
HSV	hsv(185, 71%, 66%)
CMYK	cmyk(71.4%, 6%, 0%, 34.1%)
CIE-LAB	lab(59.80, -26.84, -14.13)
CIE-LCH	lch(59.80, 30.33, 207.76°)
OKLab	oklab(64.32% -0.0883 -0.0392)
OKLCH	oklch(64.32% 0.097 203.9)
XYZ	xyz(20.5106, 27.9069, 41.3438)
Luminance	0.2791 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309EA8 #A83A30

analogous

#30A876 #309EA8 #3062A8

triadic

#309EA8 #A8309E #9EA830

tetradic

#309EA8 #7630A8 #A83A30 #62A830

square

#309EA8 #7630A8 #A83A30 #62A830

split-complementary

#309EA8 #A83062 #A87630

monochromatic

#154449 #227178 #309EA8 #4AC0CB #7AD1D9

Accessibility & contrast

On white

3.19

#309EA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#309EA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309EA8

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309EA8	#FFFFFF	#000000	##000000
##309EA8	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9197A9

Deuteranopia (green-blind)

#808BA8

Tritanopia (blue-blind)

#00A4A1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #309ea8;
/* rgb */ color: rgb(48, 158, 168);
/* oklch */ color: oklch(64.3% 0.097 203.9);

Tailwind

colors: {
  custom: {
    50: '#7abbc1',
    500: '#309ea8',
    950: '#000000',
  },
}

SCSS

$custom: #309ea8;
$custom-light: #7abbc1;
$custom-dark: #000000;

JSON

{
  "hex": "#309ea8",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 168
  },
  "hsl": {
    "h": 185,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.64321,
    "c": 0.09665,
    "h": 203.9
  },
  "luminance": 0.27909
}

Semantic roles & 50–950 ramp

primary

#309EA8

secondary

#C17973

accent

#5549DF

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #309EA8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →